PART1: Initiated the SignedSettings refactoring.

chrome/browser/ui/webui/options/chromeos/stats_options_handler.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/options/chromeos/stats_options_handler.h"
 
 #include "base/callback.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/user_cros_settings_provider.h"
 #include "content/browser/user_metrics.h"
 
 namespace chromeos {
 
-StatsOptionsHandler::StatsOptionsHandler()
-    : CrosOptionsPageUIHandler(new UserCrosSettingsProvider) {
+StatsOptionsHandler::StatsOptionsHandler() {
 }
 
 // OptionsPageUIHandler implementation.
 void StatsOptionsHandler::GetLocalizedValues(
     DictionaryValue* localized_strings) {
 }
 
 void StatsOptionsHandler::Initialize() {
 }
 
@@ skipping 10 matching lines @@
   const std::string checked_str = UTF16ToUTF8(ExtractStringValue(args));
   const bool enabled = (checked_str == "true");
   UserMetrics::RecordAction(
       enabled ?
       UserMetricsAction("Options_MetricsReportingCheckbox_Enable") :
       UserMetricsAction("Options_MetricsReportingCheckbox_Disable"));
 #endif
 }
 
 }  // namespace chromeos